<?php

class LtCacheAdapterXcache implements LtCacheAdapter
{
    public function connect($hostConf)
    {
        return true;
    }

    public function add($key, $value, $ttl = 0, $tableName, $connectionResource)
    {
        return xcache_set($this->getRealKey($tableName, $key), $value, $ttl);
    }

    public function del($key, $tableName, $connectionResource)
    {
        return xcache_unset($this->getRealKey($tableName, $key));
    }

    public function get($key, $tableName, $connectionResource)
    {
        $key = $this->getRealKey($tableName, $key);
        if (xcache_isset($key)) {
            return xcache_get($key);
        }
        return false;
    }

    public function update($key, $value, $ttl = 0, $tableName, $connectionResource)
    {
        $key = $this->getRealKey($tableName, $key);
        if (xcache_isset($key)) {
            return xcache_set($key, $value, $ttl);
        }
        return false;
    }

    protected function getRealKey($tableName, $key)
    {
        return $tableName . "-" . $key;
    }
}
